Home / 18,200.46-27,300.84-5,720.19

Finding the Fourth Proportional to 18,200.46, 27,300.84 and 5,720.19

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Solution

The fourth proportional to 18,200.46, 27,300.84 and 5,720.19 is: 8,580.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,200.46 : 27,300.84 = 5,720.19 : x
  2. Step 2: Convert to fraction form
    18,200.46/27,300.84 = 5,720.19/x
  3. Step 3: Cross multiply
    18,200.46x = 27,300.84 × 5,720.19
  4. Step 4: Simplify right side
    18,200.46x = 156,165,991.96
  5. Step 5: Solve for x
    x = 156,165,991.96/18,200.46
  6. Step 6: Final answer
    x = 8,580.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.